Smooth-Sil (TM)

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[Smooth-On] A trademark for a series of two-component liquid silicone rubber compounds. Smooth-Sil (TM) Platinum silicones are cured with a platinum catalysts. These low viscosity rubbers pour easily and cure at room temperature with negligible shrinkage. Smooth-Sil is used for making molds of sculptures and architectural details. The molds can be cast with plaster, resins, and low melt alloys.

Synonyms and Related Terms

Smooth-On Platinum Silicones; Smooth-Sil 910; Smooth-Sil 920; Smooth-Sil 930; Smooth-Sil-945

Other Properties

Pot life = 90 minutes Cure time = 16 hours Mixed viscosity = 4500 cps

Shore Hardness = 35 Elongation at break = 175%

Hazards and Safety

Smooth-on: MSDS

Additional Information

Smooth-On: Technical data sheet

Sources Checked for Data in Record

  • Conservation Support Systems, Catalog, 1997

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